STATE STREET INSTITUTIONAL INVESTMENT TRUST registered fund series on Form 485APOS, filed 2026-07-01. Featured series: State Street Federal Treasury Money Market Fund.
| Series | Class | Ticker | New |
|---|---|---|---|
| State Street Federal Treasury Money Market Fund | Advantage Class | AFTXX | — |
| State Street Federal Treasury Plus Money Market Fund | Advantage Class | ATPXX | — |
| State Street Federal Government Money Market Fund | Advantage Class | AGFXX | — |
The investment objective of State Street Federal Treasury Money Market Fund (the Treasury Fund ? or sometimes referred to in context as the Fund) is to seek a high level of current income consistent with preserving principal and liquidity and the maintenance of a stable $1.00 per share net asset value (NAV).